snapshot current state before gitea sync

2026-02-18 10:50:24 +01:00
commit 93a3f9e6fe
59 changed files with 4540 additions and 0 deletions
@@ -0,0 +1,79 @@
+from DataVaultGenerator.Components import DataVaultEntity, DataVaultEntityAttribute, ErrorCollection
+
+
+class Link(DataVaultEntity):
+
+    def __init__(self, model, filename, definition: dict = None):
+        DataVaultEntity.__init__(self, model, filename, definition)
+
+        self.drivingkeys = self._definition.get('drivingkeys',[])
+        key = DataVaultEntityAttribute(self, self.model.config.datavault.keyattribute)
+        key.name = self.key_columnname
+        self.add_attribute(key)
+
+    def get_drivingkey_entities(self):
+        return [self.model.get_entity(d) for d in self.drivingkeys]
+
+    def get_foreign_attribute(self, name: str):
+        for e in self._definition['hubs']:
+            if self.model.get_entity(e).key_attribute.name == name:
+                return self.model.get_entity(e).key_attribute
+
+    def get_foreign_attributes(self):
+        fa = []
+        for e in self._definition['hubs']:
+            fa.append(DataVaultEntityAttribute(self, definition=dict(name=self.model.get_entity(e).key_attribute.name,
+                                                                     datatype=self.model.get_entity(e).key_attribute.datatype,
+                                                                     role='fk')
+                                               ))
+        return fa
+
+    @property
+    def key_columnname(self):
+        """returns name of the primary Key Attribute. If no name was defined in its definition, a template applies."""
+        return self._definition.get('key', self.model.basetemplates.get('entity_key_name').render(entity=self))
+
+    @property
+    def key_attribute(self):
+        return self.get_role_attribute(self.model.config.datavault.keyattribute.get('role','sk'))
+
+    def get_linked_entities(self):
+        """returns a list of linked entities."""
+        return [self.model.get_entity(le) for le in self._definition['hubs'] + self._definition.get('links',[])]
+
+    def get_satellites(self):
+        return [e for e in self.model.get_entities_by_type('satellite') if e.get_parent_entity() == self]
+
+    def validate(self):
+
+        errors = ErrorCollection()
+
+        for attr in self.attributes.values():
+            spec = self.layer.sys_specification
+            errors.append(attr.validate(spec))
+
+        # Validating entity references:
+        for name in self._definition['hubs']:
+            if self.model.get_entity(name) is None:
+               suggest = self.model.get_entity_name_suggestion('hub', name) 
+               suggest = f'Do you mean <{suggest}>?' if suggest else ''
+               errors.add("VALIDATION ERROR",
+                          (self.filename,"Link", "<" + self.name + ">"),
+                           f'Hub <{name}> not found. ' + suggest)
+               
+                        
+
+        # Validating entity references:
+        for name in self._definition.get('links',[]):
+            if self.model.get_entity(name) is None:
+               suggest = self.model.get_entity_name_suggestion('link', name) 
+               suggest = f'Do you mean <{suggest}>?' if suggest else ''
+               errors.add("VALIDATION ERROR",
+                          (self.filename,"Link", "<" + self.name + ">"),
+                           f'Link <{name}> not found. ' + suggest)
+
+        return errors
+
+    def get_component_entities(self):
+        return [{'entity': self, 'component': c, 'type': c.type} for c in
+                self.get_source_entities().values()]  # holt derzeit nur die Deliveries über die Mappings